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หินเจียรยาง - An Overview

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· The individual abrasive balls on the specifically coated grindstone match the workpiece surface. Their spherical condition won't destruction workpieces and allows significant-responsibility do the job. This gives CR comparatively very good weathering and warmth resistance, especially for a polymer which consists of double bonds in its chains. The chlorine https://beediadiamond.com/catalog/rubber-points

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